Time_zone.Db
type db = Timedesc_tzdb.table Timedesc_tzdb.M.t
val empty : db
val add : t -> db -> db
val find_opt : string -> db -> t option
val remove : string -> db -> db
val of_seq : t Stdlib.Seq.t -> db
val add_seq : db -> t Stdlib.Seq.t -> db
val names : db -> string list
module Compressed : sig ... end